$(document).on('click','.btn-exchange',function () {
    $('.first-step').show();
    $(this).css('background','#C5C4C4');
    $(this).attr('disabled','disabled');
})

$(document).on('click','.btn-sure',function () {
    $('.first-step').hide();
    $('.second-step').show();
})

$(document).on('click','.js-cancle',function () {
    $('.second-step').hide();
    $('.btn-exchange').css('background','#0198F1')
})

$(document).on('click','.js-sure',function () {
    $('.second-step').hide();
    $('.third-step').show();
})
$(document).on('click','.js-used',function () {
    $('.third-step').hide();
})

$(document).on('click','.sure-used .js-cancle',function () {
    $('.third-step').hide();
})


$(document).ready(function(){
    $(".js-close").click(function(){
        $(".receive-popup").hide();
    });
    $(".js-receive").click(function(){
        $(".receive-popup").show();
    });
});
$(document).on('click','.guanbi',function () {
    $('.popub-bg').hide();
})